Home / 58,212.08-80,334.64-32,722.88

Finding the Fourth Proportional to 58,212.08, 80,334.64 and 32,722.88

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Solution

The fourth proportional to 58,212.08, 80,334.64 and 32,722.88 is: 45,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,212.08 : 80,334.64 = 32,722.88 : x
  2. Step 2: Convert to fraction form
    58,212.08/80,334.64 = 32,722.88/x
  3. Step 3: Cross multiply
    58,212.08x = 80,334.64 × 32,722.88
  4. Step 4: Simplify right side
    58,212.08x = 2,628,780,784.56
  5. Step 5: Solve for x
    x = 2,628,780,784.56/58,212.08
  6. Step 6: Final answer
    x = 45,158.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.